Visual Basic

dgvMyGrid.ShowCellToolTips = True
dgvMyGrid.Columns("MyColumn").ToolTipText = "Test HeaderCell Tooltip"
For Each dgvr As DataGridViewRow In dgvMyGrid.Rows
    dgvr.Cells("MyColumn").ToolTipText = "Test Cell Tooltip " & dgvr.Index
Next

Private Sub ExportExcel()<br />
        Dim xlApp As New Excel.Application<br />
        Dim xlBook As Excel.Workbook<br />
        xlBook = xlApp.Workbooks.Add<br />
<br />
        'Write stuff to book here...<br />
<br />
        xlBook.SaveAs("MyBook.xls", "FileFormat As Object")<br />
        xlBook.Close()<br />
        xlBook = Nothing<br />
        xlApp.Quit()<br />
        xlApp = Nothing<br />
        GC.Collect()<br />
End Sub

shared MyText as string

public overrides property text() as string
 get
    mytext
 end get

 Set(ByVal Value As string) 
    mytext= value
 end set
end property

dim i as integer
for i = 0 to 10
  mylabel = new clabel
  with mylabel
    'size, location...
    .text = i
  end with
  me.controls.add(mylabel)
next i